90000616 has 16 divisors (see below), whose sum is σ = 168870240. Its totient is φ = 44968560.

The previous prime is 90000611. The next prime is 90000653. The reversal of 90000616 is 61600009.

It is a super-2 number, since 2×90000616² = 16200221760758912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90000611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11731 + ... + 17821.

It is an arithmetic number, because the mean of its divisors is an integer number (10554390).

Almost surely, 2^90000616 is an apocalyptic number.

It is an amenable number.

90000616 is a deficient number, since it is larger than the sum of its proper divisors (78869624).

90000616 is a wasteful number, since it uses less digits than its factorization.

90000616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7944 (or 7940 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 90000616 is about 9486.8654465002. The cubic root of 90000616 is about 448.1414970776.

The spelling of 90000616 in words is "ninety million, six hundred sixteen", and thus it is an aban number.